Réponse :

a) A = (12-7) x 6 = 5 x 6 = 30

b) B = 136/8 + 3 = 17 + 3 = 20

c) C = 2 x ( 1 +6 ) = 2 x 7 = 14

d) D = 1/4 x (22x6) = (22 x 6)/4 = 11 x 3 = 33

e) E = 17 - ( 4 + 9 ) = 17 - 13 = 4

f) F = (25 + 11) / (11 - 5) = 36 / 6 = 6

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